High-resolution 1H NMR investigation of coffee

Journal of the Science of Food and Agriculture

Volumn 79, Issue 6, 1999, Pages 869-878

  Bosco, Marco ^a   Toffanin, Renato ^a   De Palo, Dario ^b   Zatti, Luisa ^b   Segre, Annalaura ^c  

^a Area Science Park   (Italy)

^b Trieste Lab Chimico Merceologico C   (Italy)

^c CNR   (Italy)

Author keywords

1H NMR; Coffee extracts; Espresso coffee

Indexed keywords

CHEMICAL ANALYSIS; COFFEE; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;

EID: 0032933638     PISSN: 00225142     EISSN: None     Source Type: Journal    
DOI: 10.1002/(SICI)1097-0010(19990501)79:6<869::AID-JSFA302>3.0.CO;2-6     Document Type: Article

References (16)

1. 1H NMR spectroscopy for the analysis of liquid foods. J Agric Food Chem 44:1483-1487 (1996).
2. 13C spectroscopy of human blood plasma. Anal Chemi 67:793-811 (1995).
3. 1H nuclear magnetic resonance study of the minor components in virgin olive oils. J AOCS 73:747-758 (1996).
4. Clarke RJ and Macrae R, Coffee (Vol 1 Chemistry), Elsevier Applied Science Publishers, London, UK (1985).
5. Kemsely EK, Ruault S and Wilson RH, Discrimination between Coffea arabica and Coffea canephora variant robusta beans using infrared spectroscopy. Food Chem 54:321-326 (1995).
6. Briandet R, Kemsley EK and Wilson HR, Approaches to adulteration detection in instant coffee using infrared spectroscopy and chemometrics. J Sci Food Agric 71:359-366 (1996).
7. Briandet R, Kemsley EK and Wilson RH, Discrimination of Arabica and Robusta in instant coffee by fourier transform infrared spectroscopy and chemometrics. J Agric Food Chem 44:170-174 (1996).
8. Danho D, Naulet N and Martin GJ, Deuterium, carbon and nitrogen isotopic analysis of natural and synthetic caffeines. Authentication of coffees and coffee extracts. Analysis 20:179-184 (1992).
9. 1H-NMR determination of 1,2 and 1,3 diglycerides in virgin olive oils. Ital J Food Sci 4:253-262 (1991).
10. Morris KF, Johnson CS Jr, Diffusion-ordered two-dimensional nuclear magnetic resonance spectroscopy. J Am Chem Soc 114:3139-3141 (1992).
11. Morris KF, Johnson CS Jr, Resolution of discrete and continuous molecular size distribution by means of diffusion-ordered 2D NMR spectroscopy. J Am Chem Soc 115:4291-4299 (1993).
12. Barjat H, Morris GA, Smart S, Swanson AG and Williams SCR, High-resolution diffusion-ordered 2D spectroscopy (HR-DOSY)-A tool for the analysis of complex mixtures. J Magn Reson Serie B 108:170-172 (1995).
13. Boosfeld J, Vitzthum OJ, Unsaturated aldehydes identification from green coffee. J Food Sci 60(5):1092-1096 (1995).
14. Martín MJ, Pablos F and Gonzalez AG, Application of pattern recognition to the discrimination of roasted coffees. Analitica Chimica Acta 320:191-197 (1996).
15. Nikitin NI, The Chemistry of Cellulose and Wood. Israel Program for Scientific Translations, Jerusalem (1996).
16. Sjöström E, Wood Chemistry Fundamentals and Applications. Academic Press, San Diego, California, pp. 45-46 (1993).